A gradual mild waveguide has strong mild–matter interaction and therefore can improve the nonlinear method. The investigate from the LNPhC sluggish mild waveguide commenced from the majority LNPhC. Iliew et al. used a bulk LNPhC As an instance that the bulk bands may be used for phase matching. While this https://-lithiumniobatecrystal57912.gynoblog.com/31746703/lithium-niobate-crystal-an-overview